Taian Jinhai Dongshan Equipment Co., Ltd (the former Taian Jinhai Experimental Equipment Factory) is located at the foot of Mountain Tai. Our company integrates scientific research, production, sales, and trade. We specialize in manufacturing fuel injection pump test benches. The fixed assets of our company exceed USD3,000,000. We have more than 80 workers and over 10 professional technicians. We have an annual productivity of 500pcs of fuel injection pump test benches, over 2,000pcs of nozzle testers, over 10 thousand hole-plate standard injectors and spindle-needle standard injectors used for testing benches, as well as related test bench accessories. We also produce lifters, balancing machines, pumps, and nozzles. Our products are widely used in the fields of automobile maintenance, engineering mechanics, and shipping mechanics. Our integrated economic index keeps ahead of the circle. 1. We adopt frequency and velocity tuning, which are advanced techniques in the 1990s in the wor